He ought to be dammed—or leveed, I should more properly say.
The rural population must be large along the leveed part of the river.
The river is leveed 15 miles down, and the system is being extended southward.
The floods of lawlessness can not be leveed and made to run in one channel.
Several islands in the river might be leveed and successfully cultivated.
The left bank is leveed and roofs appear about every 100 yards.
1719, "natural or artificial embankment to prevent overflow of a river," from New Orleans French levée "raising, lifting; embankment," from French, originally fem. past participle of lever "to raise," from Latin levare "to raise" (see lever).
"morning assembly held by a prince or king (upon rising from bed)," 1670s, from French lever "a raising," noun use of verb meaning "to raise" (see levee (n.1)).